| Patent Number |
Title Of Patent |
Date Issued |
| 6892890 |
Dynamic sortation of items in a containerization system |
May 17, 2005 |
| A dynamic sortation system and method. The invention is preferably utilized in a robotic containerization system having a number of locations for containers such as carts or pallets. Each location may be assigned a speed of loading rating that represents the time needed for a robot to lo |
| 6826521 |
System and methodology and adaptive, linear model predictive control based on rigorous, nonlinea |
November 30, 2004 |
| A methodology for process modeling and control and the software system implementation of this methodology, which includes a rigorous, nonlinear process simulation model, the generation of appropriate linear models derived from the rigorous model, and an adaptive, linear model predictive |
| 6816822 |
System and method for dynamic modeling, parameter estimation and optimization for processes havi |
November 9, 2004 |
| A technique to provide dynamic modeling, parameter estimation and optimization for processes having operating targets. The technique has an optimization cycle and a simulation cycle. The simulation cycle runs at a rate that is equal to or faster than the run rate of the optimization |
| 6810430 |
Network communications coupler |
October 26, 2004 |
| A coupler for connecting a first communications network to a second communications network. The coupler implements its functionality in software. |
| 6757586 |
Multiple arm robot arrangement |
June 29, 2004 |
| An improved robot arrangement for performing predetermined tasks, such as paint finishing, features equipping a robot with a plurality of manipulatable arms, with at least two of the arms performing like operations. Alternatively, a plurality of commonly controlled manipulator arms m |
| 6741059 |
Controller for a wound rotor slip ring induction machine |
May 25, 2004 |
| The direct torque control (DTC) principle is used to control the torque of a wound ring rotor slip induction machine, also known as a doubly fed or cascade machine, by utilizing a solid state inverter on the rotor side. In addition, the DTC principle is used to control the power factor a |
| 6711222 |
Method and apparatus for performing frequency synthesis in communication systems |
March 23, 2004 |
| A method and apparatus for performing frequency synthesis in a communication system. A fiber optic repeater connected between a copper bus and a fiber optic cable includes a voltage controlled oscillator and associated circuitry to adjust the frequency at which the repeater operates |
| 6640152 |
Modeling and control of sheet weight and moisture for paper machine transition |
October 28, 2003 |
| Headbox transient responses for sheet weight and moisture are modeled as a combination of two sets of time constants and dead time delays. One set represents a shorter delay with faster response dynamics, the fast mode weight and moisture responses, and the other models the longer delay |
| 6639675 |
Method and apparatus for aligning a mirror of a carbon in fly ash sensor |
October 28, 2003 |
| A method and apparatus for aligning the axis of a mirror of a carbon in ash sensor. The method first executes a series of steps that causes a stepper motor connected to an axis of the mirror to move the mirror through a first coarse alignment procedure and then executes a second series o |
| 6597958 |
Method for measuring the control performance provided by an industrial process control system |
July 22, 2003 |
| A method for determining the measure of control provided to a process by a control system. The determines process model parameters for a simple and complex model of the process and uses those parameters along with the value of the process variable and the final control element position t |
| 6589342 |
Powder paint color changer |
July 8, 2003 |
| A powder paint color changer features a single cleaning fluid port at one end of the color changer manifold for direction of cleaning fluid, such as pressurized air, through the main output interior chamber of the color changer manifold thence through a supply hose which is adapted for |
| 6584372 |
Dye rate control for paper web color change |
June 24, 2003 |
| For a web color change, at least one current dye rate is determined and at least one nominal dye rate for the new web color is retrieved. The difference between the current dye rate and the nominal dye rate is used in a dye rate change response to change the dye rate thereby changing the |
| 6577961 |
Energy meter having programmable functions |
June 10, 2003 |
| An electronic energy meter which receives a measurement request, and responsive to the measurement request and data stored in data tables in a memory, performs a function and generates output information. The output information is outputted in accordance with a predetermined priority |
| 6564117 |
Automated optimization of cross machine direction profile control performance for sheet making p |
May 13, 2003 |
| The CD profile of a web of material being produced is monitored and controlled to update CD control settings on-line so that changes in the operation of a machine manufacturing the web can be corrected before significant profile deviations from a desired CD profile target result. Det |
| 6560949 |
Robotic end effector with counter-rotating fingers |
May 13, 2003 |
| A method of handling an object using a robot end effector. The method includes providing a robot having an end effector supporting a pair of carriages, providing a pair of fingers for each carriage, moving the end effector over an object, grasping an object with the fingers, moving the |
| 6546361 |
Method for recording and removing the bipolar bias from a vibration input signal |
April 8, 2003 |
| A method for recording and removing the bipolar bias from a vibration input signal. The signal is a time varying signal where the bipolar bias has an amplitude which is many times greater than the amplitude of the time varying waveform of the signal that represents the vibration of the |
| 6535124 |
Method and apparatus for digital analysis and signal conditioning in a turbine generator silo co |
March 18, 2003 |
| A method and apparatus for analyzing and signal conditioning the pulsation signal derived from combustion of fuel in a turbine. There are one or more user defined frequency bands and the method and apparatus provides a digital signal for the true RMS value of each of the user defined ban |
| 6507794 |
Energy meter with power quality monitoring systems and methods |
January 14, 2003 |
| A system for monitoring power quality events of electrical energy provided to an energy meter via a service type comprises a memory for storing reference information reflective of different service types, a digital signal processor for measuring characteristics of the electrical energy, |
| 6507184 |
Methods and apparatus for differential current measurement in a three-phase power system |
January 14, 2003 |
| A measure of the current through a first terminal of a device in a three-phase power system is obtained for each phase of the system. A measure of the current through a second terminal is also obtained for each phase. To compensate for any changes in phase introduced by the device be |
| 6504357 |
Apparatus for metering electrical power and electronically communicating electrical power inform |
January 7, 2003 |
| An apparatus for electronically communicating metered electrical power is disclosed. A first processor receives voltage and current signals and determines electrical power. The first processor generates an power signal representative of the electrical power determination. A second proces |
| 6490909 |
Method and apparatus for calculating carbon content of fly ash |
December 10, 2002 |
| A method and apparatus for calculating the volume fraction of carbon in the fly ash using a carbon in fly ash sensor that has a resonant cavity. The method first determines the volume fraction of ash in the fly ash. The method then determines the real and imaginary components of the diel |
| 6483290 |
Apparatus for metering electrical power that determines energy usage data based on downloaded in |
November 19, 2002 |
| An apparatus for metering electrical power includes a first processor which receives analog voltage and current signals and converts the analog voltage and current signals to respective digital voltage and current signals, a second processor which receives the energy signal and converts |
| 6476595 |
Advanced instrument packaging for electronic energy meter |
November 5, 2002 |
| An electronic energy meter and its package is described in which the meter package has a reduced number of parts, and the main circuit board assembly has the metering electronics on board, thereby eliminating the need for flying leads and point-to-point wiring within the package. The ene |
| 6474047 |
Robotic end effector with counter-rotating fingers |
November 5, 2002 |
| An improved end effector for use with a robot includes a pair of carriages. Each carriage supports a pair of fingers and at least one actuator. Each actuator is interconnected with the associated pair of fingers to counter-rotate the fingers. One or both of the carriages is movable towar |
| 6470083 |
Telecommunications off-hook and intrusion detection method and apparatus |
October 22, 2002 |
| A method and apparatus to detect off-hook and intrusion conditions on a telephone line. A voltage to frequency converter is used to convert the voltage measured between the TIP and RING terminals of a telephone line to a frequency. The voltage is continuously monitored, once during each |
| 6467178 |
Method and apparatus for beam tool center point calibration |
October 22, 2002 |
| A method and system for determining a tool center point (TCP) for a beam tool involves the use of a specially design aperture and light sensing device. The method and system oscillates the beam tool across an aperture assembly such that light from the tool periodically passes through the |
| 6448735 |
Controller for a wound rotor slip ring induction machine |
September 10, 2002 |
| The direct torque control (DTC) principle is used to control the torque of a wound ring rotor slip induction machine, also known as a doubly fed or cascade machine, by utilizing a solid state inverter on the rotor side. In addition, the DTC principle is used to control the power factor a |
| 6447236 |
Docking station |
September 10, 2002 |
| A docking station for a robotic mail tray loading system includes a ground plate that is mounted to the floor of the building in which the robotic mail tray loading system is housed. The ground plate has first and second wheel-retaining recesses that preferably include ramped surfaces to |
| 6427522 |
Fast temperature programmed gas chromatograph |
August 6, 2002 |
| A temperature programmed module for use in a gas chromatograph. The module has micropacked column and inner and outer jacket tubes. The inner jacket tube surrounds the column to provide a space between the that tube and the column. The outer jacket tube surrounds the inner jacket tube to |
| 6424108 |
Method for operating an actuating drive |
July 23, 2002 |
| A method for operating an actuating drive for controlling fittings. The actuating drive has an electric motor which is fed from a frequency converter and moves a fitting with a predetermined torque via a self-locking gearbox. In order to protect the actuating drive against unacceptab |
| 6414495 |
Continuous time pulse detection system utilizing automatic bias removal |
July 2, 2002 |
| An event marker is generated from the periodic input voltage received from the notch in a shaft of a rotating machine. Positive and negative peak voltages each attenuated by 1/2 are detected from the periodic input voltage. The attenuated detected positive and negative peak voltages are |
| 6396839 |
Remote access to electronic meters using a TCP/IP protocol suite |
May 28, 2002 |
| An electronic meter incorporates a TCP/IP protocol suite and an HTTP server to provide two-way access to the meter data. Alternatively, the TCP/IP protocol suite may be incorporated into a gateway serving multiple meters connected through a power line or wireless two-way network. The gat |
| 6393341 |
Architecture neutral device abstraction layer for interfacing devices and applications |
May 21, 2002 |
| An interface layer and method is provided that permits applications, without modification, to operate with any type of meter. The interface comprises an abstraction layer and library or repository of descriptions specific to each meter type. The abstraction layer provides the capability |
| 6386790 |
One-piece stainless steel rim for mating a meter cover and base and method of making same |
May 14, 2002 |
| A one-piece stainless steel rim for mating a meter cover and base and method of making the same is disclosed. The stainless steel mating rim has integral therewith the various attachment tabs, locking lugs and locking tabs for attaching the rim to the cover, locking the rim to the base a |
| 6382044 |
Actuator having a rotational power source |
May 7, 2002 |
| An actuator for a papermaking machine. The actuator is designed to function either as a slice lip or coatweight actuator or as a dilution actuator depending on the orientation of a cam disk in the actuator. The drive motor and position sensor in the actuator are in a side by side arr |
| 6377652 |
Methods and apparatus for determining mineral components in sheet material |
April 23, 2002 |
| A method and system for on-line measurements of mineral additives in or on a paper web utilizing shaped spectrum x-rays and solid-state PIN detectors. Each of three detectors are cover by a filter used to shape the spectrums of x-rays received by the detectors. The filters are selected t |
| 6375100 |
Robot mounted door opener |
April 23, 2002 |
| A positioning device for positioning a movably mounted portion of a workpiece. The positioning device includes an attachment structure, a rod, a flange assembly and an engagement mechanism. The attachment structure includes a rod aperture and is coupled to a robotic apparatus. The rod is |
| 6374188 |
Energy meter with instrumentation systems and methods |
April 16, 2002 |
| A system for monitoring near-instantaneous system parameters of electrical energy having at least one phase provided to an energy meter via a service type comprises a memory for storing reference information reflective of different service types, a digital signal processor for measuring |
| 6371717 |
Device for mechanically gripping and loading cylindrical objects |
April 16, 2002 |
| A device for mechanically gripping, transporting, loading and unloading cylindrical containers of various sizes for attachment to a robotic arm. The containers may be bottles including drinking water bottles. The device includes a plurality of gripping mechanisms for gripping the contain |
| 6363057 |
Remote access to electronic meters using a TCP/IP protocol suite |
March 26, 2002 |
| An electronic meter incorporates a TCP/IP protocol suite and an HTTP server to provide two-way access to the meter data. Alternatively, the TCP/IP protocol suite may be incorporated into a gateway serving multiple meters connected through a power line or wireless two-way network. The gat |
| 6356199 |
Diagnostic ionic flame monitor |
March 12, 2002 |
| An ionic flame monitor. The flame monitor has a flame rod that produces an ionization current when the flame rod is immersed in a flame and excited by a voltage. The ionization current has a DC component and an AC component each dependent on the intensity of the flame, and a flicker |
| 6316896 |
Man machine interface for an A-C motor bypass |
November 13, 2001 |
| A man machine interface for an A-C motor bypass has a membrane keypad with a multiplicity of pushbuttons connected to a micro-controller. The micro-controller controls the flow of current to the coil of each of the drive and bypass contactors to thereby open or close those contactors |
| 6233495 |
Methods for modeling two-dimensional responses of cross-machine direction actuators in sheet-for |
May 15, 2001 |
| A plurality of random probing sequences are used to perturb a corresponding plurality of cross-machine direction (CD) actuators of a web manufacturing machine. The web of sheet material is measured as the CD actuators are perturbed. The global process machine direction (MD) dynamics is e |
